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GB/T 20520-2006 English PDF (GBT20520-2006)

GB/T 20520-2006 English PDF (GBT20520-2006)

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GB/T 20520-2006: Information security technology -- Public key infrastructure -- Time stamp specification
This Standard specifies the requirements for time stamp system component composition, time stamp management, time stamp format, and time stamp system security management. This Standard is applicable to the design and implementation of time stamp systems. The testing of time stamp system and product procurement can also be used as reference.

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